2025 Giant Bicycles Defy Advanced 2 Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category

Geometry

XL
Stack
615mm
Reach
402mm
Stack to Reach Ratio
1.53:1
Seat Tube Length, C-TTT
565mm
Top Tube Length, Effective/Horizontal HT Top
595mm
Head Tube Angle
72.5deg
Seat Tube Angle, Unknown
73deg
Head Tube Length
215mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
273mm
Chainstay Length
420mm
Chainstay Length Horizontal
414.1mm
Front-Center
629.8mm
Front-Center Horizontal
625.9mm
Wheelbase
1040mm
Fork Offset/Rake
50mm
Trail
55.7mm
mid/​neutral
Mechanical Trail
53.1mm
Wheel Flop
16mm
Standover Height
841mm
Tire to Pedal Spindle
111.8mm
175 mm cranks
Pedal Spindle to Ground Clearance
98mm
175 mm cranks

Base Build

XL
Wheel Size
700C/29 in
622 mm BSD
Tire Width
32mm
Tire Outer Diameter
686mm
Bike Length with Tires
1726mm
Crank Length
175mm
Handlebar Width
440mm
Stem Length
110mm

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mmStack450mm500mm550mm600mm650mm700mmXL
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Learn more about the Upright/Aggressive Scale
Category Trend
Endurance Road
Source:https://www.giant-bicycles.com/pl/defy-advanced-2-2025